🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.13 AU - 1.31 AU

Year: 471 Days

Day: 20.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.16 AU - 1.7 AU

Year: 598 Days

Day: 33.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,289,993 km

• M1: 294,708 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.48 AU - 4.6 AU

Year: 2841 Days

Day: 25 Hours

Environment

Temp: -111 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.25 AU - 5.05 AU

Year: 2958 Days

Day: 28.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.01 AU - 5.63 AU

Year: 3702 Days

Day: 48 Hours

Environment

Temp: -120 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.55 AU - 5.75 AU

Year: 4089 Days

Day: 41.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,289,993 km

• M1: 21,841 km (0.062 R)

Asteroid Belt

Center: 8.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.4

Radius: 13

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.03 AU - 12.29 AU

Year: 13043 Days

Day: 13.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,289,993 km

• M1: 161,715 km (0.082 R)
• M2: 645,365 km (0.095 R)
• M3: 1,575,266 km (0.061 R)
• M4: 2,297,075 km (0.108 R)
• M5: 5,043,692 km (0.111 R)
• M6: 6,994,000 km (0.072 R)
• M7: 7,423,046 km (0.079 R)
• M8: 8,138,723 km (0.041 R)
• M9: 9,319,199 km (0.053 R)
• M10: 10,152,459 km (0.057 R)
• M11: 10,610,827 km (0.096 R)
• M12: 13,113,001 km (0.107 R)
• M13: 13,657,089 km (0.118 R)
• M14: 15,500,284 km (0.095 R)
• M15: 16,987,586 km (0.076 R)
• M16: 17,569,223 km (0.076 R)
• M17: 18,164,173 km (0.081 R)
• M18: 20,606,359 km (0.081 R)
• M19: 21,792,819 km (0.116 R)
• M20: 24,139,112 km (0.057 R)
• M21: 24,957,413 km (0.097 R)
• M22: 25,794,114 km (0.102 R)
• M23: 26,219,420 km (0.077 R)
• M24: 27,259,275 km (0.089 R)
• M25: 27,878,461 km (0.077 R)
• M26: 32,875,329 km (0.093 R)
• M27: 33,577,092 km (0.107 R)
• M28: 34,186,405 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.6

Radius: 11.6

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 11.85 AU - 12.29 AU

Year: 14670 Days

Day: 7.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,289,993 km

• M1: 144,212 km (0.115 R)
• M2: 730,486 km (0.078 R)
• M3: 1,638,845 km (0.065 R)
• M4: 2,537,629 km (0.105 R)
• M5: 3,507,771 km (0.079 R)
• M6: 4,961,264 km (0.054 R)
• M7: 5,841,198 km (0.07 R)
• M8: 7,521,033 km (0.116 R)
• M9: 8,541,739 km (0.098 R)
• M10: 9,061,592 km (0.12 R)
• M11: 11,581,119 km (0.102 R)
• M12: 12,636,233 km (0.082 R)
• M13: 13,818,206 km (0.066 R)
• M14: 14,535,528 km (0.106 R)
• M15: 15,692,667 km (0.072 R)
• M16: 17,354,699 km (0.096 R)
• M17: 18,656,350 km (0.114 R)
• M18: 19,776,390 km (0.073 R)
• M19: 20,940,710 km (0.109 R)
• M20: 21,453,531 km (0.089 R)
• M21: 22,415,296 km (0.095 R)
• M22: 23,958,099 km (0.097 R)
• M23: 31,728,212 km (0.082 R)
• M24: 34,139,132 km (0.07 R)
• M25: 34,611,861 km (0.088 R)
• M26: 35,088,929 km (0.062 R)
• M27: 35,570,335 km (0.104 R)
• M28: 37,165,497 km (0.084 R)
• M29: 37,791,564 km (0.078 R)
• M30: 47,310,925 km (0.107 R)
• M31: 49,238,942 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.1

Radius: 3.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 20.74 AU - 20.74 AU

Year: 33044 Days

Day: 20.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,289,993 km

• M1: 1,083,388 km (0.077 R)
• M2: 1,610,571 km (0.056 R)
• M3: 1,844,841 km (0.084 R)
• M4: 3,879,970 km (0.091 R)
• M5: 4,382,918 km (0.056 R)
• M6: 5,048,330 km (0.106 R)
• M7: 8,646,458 km (0.11 R)
• M8: 9,315,908 km (0.095 R)
• M9: 14,807,646 km (0.092 R)
• M10: 15,763,128 km (0.098 R)
• M11: 33,758,854 km (0.08 R)
• M12: 36,764,574 km (0.12 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 15,934 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit